Guitar effect signal processing has become more advanced in the past several years as DSP engines have allowed musicians to obtain more specialized, advanced effects that are easy-to-use and available in smaller form factors. Today we’ll look at two effects for guitarists and vocalists that enable classic talkbox effects as well as vocoder synthesizer sounds in convenient small stomp box-sized packages.

These two units from BOSS (the VO-1 Vocoder, $249 street) and TC HELICON (Talkbox Synth, $249.99 street) offer similar overall sonic features, but they each take different approaches with how they are used in a guitarist or vocalist’s system and also in how the talkbox and vocoding effects are processed and applied.
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